While going through COVID-19 pandemic, we could see increased amounts of garbage by food delivery services or daily usage of masks, on the other hand, decreased amount of fine dust by the shutdown of factories. Now that the COVID-19 pandemic is over and the world is returning to its daily life, we want to figure out how COVID-19 has affected the Earth and climate system from various perspectives. About the negative effects, we will study how to solve them in the future, and about the positive effects, we will study how to keep them after our daily recovery. Utilizing the aspects of the changes that have emerged due to COVID-19 will be helpful in coming up with more realistic solutions for climate change.